Unit 4 Quiz #2 Review (Activity 21 & 22) 22-23

• logx³y³z³

Write the expression as a single logarithm.   Then simplify if possible.
log 6 - log 3 + 2 log 7

• log 98
• log 78
• log 56
• log 45

Write log_b(xy) as two logs

• log_bx+log_by
• log_bx-log_by
• log_bx*log_by
• log_bx/log_by

• log 10

• log 21

• log 3/7

• log 3/log 7

• log 40 + log 15

• log 50 + log 5

• log 11 + log 5

• log 10

• log 6

• log 24

• log 144

True or False:

log 12 - log 4 = log 8

• True

• False